The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 15, 2009
Filed:
Jan. 05, 2005
Shoji Akatsuka, Aichi, JP;
Kouji Ogawa, Aichi, JP;
Kiyoharu Imaeda, Aichi, JP;
Nobuo Kawai, Gifu, JP;
Osamu Shinkai, Aichi, JP;
Shoji Akatsuka, Aichi, JP;
Kouji Ogawa, Aichi, JP;
Kiyoharu Imaeda, Aichi, JP;
Nobuo Kawai, Gifu, JP;
Osamu Shinkai, Aichi, JP;
NGK Spark Plug Co., Ltd., Aichi, JP;
Abstract
A method of producing a gas sensor is provided. The method includes a disposition step of preparing an elastic seal member having a main body portion and a smaller diameter portion that is smaller in outer diameter than the main body portion, disposing the entire main body portion and a part of the smaller diameter portion inside a tubular metallic member and allowing a remaining part of the smaller diameter portion to protrude outward from a rear end of the tubular metallic member, and a crimping step of crimping at least a portion of the tubular metallic member radially inward and thereby compressively deforming the elastic seal member. A gas sensor is also provided.